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Functional style of Java 8's Optional.ifPresent and if-not-Present?

...implementing consumer for better usage with other components. by the way now its name is more descriptive it is actually Consumer> share | improve this answer | follow ...
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Jquery live() vs delegate() [duplicate]

...rather than to the default document root. Wouldn't live() be better to use now since we can add the event context. Since delegate() calls live() internally. So I think 1 call less. Or am I wrong? – PeeHaa May 16 '11 at 17:55 ...
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Passing an array to a function with variable number of args in Swift

...tting is not in the language yet, as confirmed by the devs. Workaround for now is to use an overload or wait if you cannot add overloads. share | improve this answer | follow...
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How to show first commit by 'git log'?

... initially separate tools, git-gui, gitweb, and git-p4). In this case, we know that e83c516 is the one we are probably interested in. It is both the earliest commit and a root commit. It is not so simple in the general case. Imagine that libfoo has been in development for a while and keeps its his...
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bootstrap modal removes scroll bar

... Added some more details. Better now? – flup Jul 31 '14 at 22:52 14 ...
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How to reshape data from long to wide format

...s this simply, with gather()/spread() being the terms for melt/cast. Edit: Now, in 2019, tidyr v 1.0 has launched and set spread and gather on a deprecation path, preferring instead pivot_wider and pivot_longer, which you can find described in this answer. Read on if you want a brief glimpse into th...
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Anti forgery token is meant for user “” but the current user is “username”

...l not pass validation because the initial token was for anonymous user and now we have an authenticated user with a known username. You have a few options to solve this problem: Just this time let your SPA do a full POST and when the page reloads it will have an anti-forgery token with the update...
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Is if(items != null) superfluous before foreach(T item in items)?

... @CodeInChaos: Ah, I see your point now. When the compiler can detect that the "foreach" is iterating over a List<T> or an array then it can optimize the foreach to use value-type enumerators or actually generate a "for" loop. When forced to enumerate ove...
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WCF vs ASP.NET Web API [closed]

... service client entities and service generation. No support in Web API. I know there is the HttpClient which is awesome, but it doesn't take care of entity generation and serialization/deserialization. – Shimmy Weitzhandler Feb 21 '17 at 4:28 ...
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How do I best silence a warning about unused variables?

... C++17 now provides the [[maybe_unused]] attribute. http://en.cppreference.com/w/cpp/language/attributes Quite nice and standard. share | ...